Factory Supply GB/T5310,Seamless Carbon Steel Tube/ Pipe, Pressure Boiler Pipe

Short Description:

High-quality carbon structural steel, alloy structural steel, and stainless heat-resistant steel seamless steel pipe for high-pressure and above steam boiler pipes in GB/T5310-2007 standard.


Product Detail

Product Tags

We depend on sturdy technical force and continually create sophisticated technologies to fulfill the demand of Factory Supply GB/T5310,Seamless Carbon Steel Tube/ Pipe, Pressure Boiler Pipe, We aim at Ongoing system innovation, management innovation, elite innovation and industry innovation, give full play on the overall advantages, and continuously make improvements to service high-quality.
We depend on sturdy technical force and continually create sophisticated technologies to fulfill the demand of GB/T5310 Seamless Steel Tubes, Pressure Boiler Steel Pipe, Seamless Carbon Steel Pipe, We adhere to client 1st, top quality 1st, continuous improvement, mutual advantage and win-win principles. When cooperation together with the customer, we supply shoppers with the highest high-quality of service. Established good business relations using the Zimbabwe buyer inside the business, we’ve got established own brand and reputation. At the identical time, wholeheartedly welcome new and old prospects to our company to go to and negotiate small business.

Overview

Application

It is mainly used to make high-quality carbon structural steel, alloy structural steel and stainless heat-resistant steel seamless steel pipes for high pressure and above steam boiler pipes.

Main Grade

Grade of high-quality carbon structural steel: 20g、20mng、25mng

Grade of alloy structural steel15mog、20mog、12crmog、15crmog、12cr2mog、12crmovg、12cr3movsitib, etc

Grade of rust-resistant heat-resistant steel1cr18ni9     1cr18ni11nb

Chemical Component

牌号

质量

等级

化学成分(质量分数广小/%

C

Si

Mn

P

S

Nb

V

Ti

Cr

Ni

Cu

Nd

Mo

B

Als”

                                               不大于

不小于

Q345 A

0.20

0.50

1.70

0.035 0.035

0.30

0.50

0.20

0.012

0.10

——
B 0.035 0.035
C 0.030 0.030

0.07

0.15

0.20

0.015

D

0.18

0.030 0.025
E 0.025 0.020
Q390 A

0.20

0.50

1.70

0.035 0.035

0.07

0.20

0.20

0.3。

0.50

0.20

0.015

0.10

B 0.035 0.035
C 0.030 0.030

0,015

D 0.030 0.025
E 0.025 0.020
Q42O A

0.20

0.50

1.70

0.035 0.035

0.07

0.2。

0.20

0.30

0.80

0.20

0.015

0.20

——

——

B 0.035 0.035
C 0.030 0.030

0.015

D 0.030 0.025
E 0.025 0.020
Q46O C

0.20

0.60

1.80

0.030 0.030

0.11

0.20

0.20

0.30

0.80

0.20

0.015

0.20

0.005

0.015

D 0.030 0.025
E 0.025 0.020
Q500 C

0J8

0.60

1.80

0.025 0.020

0.11

0.20

0.20

0.60

0.80

0.20

0.015

0.20

0.005

0.015

D 0.025 0.015
E 0.020 0.010
Q550 C

0.18

0.60

2.00

0.025 0,020 0.11

0.20

0.20

0.80

0.80

0.20

0.015

0.30

0.005

0.015

D 0.025 0,015
E 0.020 0.010
Q62O C

0.18

0.60

2.00

0.025 0.020

0.11

0.20

0.20

1.00

0.80

0.20

0.015

0.30

0.005

0.015

D 0.025 0.015
E 0.020 0.010

1除Q345A、Q345B牌号外,钢中应至少含有细化晶粒元素Al、Nb、V、Ti中的一种,根据需要,供方可添加其中 一种或几种细化晶粒元素,最大值应符合表中规定。组合加入时,Nb+V+Ti<0.22%°

* 对于 Q345、Q390、Q420 和 Q46O 牌号,Mo+Cr<0.30%o

°各牌号的Cr、Ni作为残余元素时,Cr、Ni含量应各不大于0.30%;当需要加入时,其含量应符合表中规定或由 供需双方协商确定。

J如供方能保证氮元素含量符合表中规定,可不进行氮含量分析。如果钢中加入Al、Nb、V、Ti等具有固氮作用 的合金元素,氮元素含量不作限制,固氮元素含量应在质量证明书中注明.

‘当采用全铝时,全铝含量AIt^0.020%B

Mechanical Property

No

Grade

Mechanical Property

 

 

Tensile
MPa

Yield
MPa

Extend
L/T

Impect (J)
Vertical/ Horizontal

Handness
HB

1

20G

410-
550


245

24/22%

40/27

2

20MnG

415-
560


240

22/20%

40/27

3

25MnG

485-
640


275

20/18%

40/27

4

15MoG

450-
600


270

22/20%

40/27

6

12CrMoG

410-
560


205

21/19%

40/27

7

15CrMoG

440-
640


295

21/19%

40/27

8

12Cr2MoG

450-
600


280

22/20%

40/27

9

12Cr1MoVG

470-
640


255

21/19%

40/27

10

12Cr2MoWVTiB

540-
735


345

18/-%

40/-

11

10Cr9Mo1VNbN


585


415

20/16%

40/27


250

12

10Cr9MoW2VNbBN


620


440

20/16%

40/27


250

Test Requirement

In addition to ensuring chemical composition and mechanical properties, hydrostatic tests are performed one by one, and flaring and flattening tests are performed. . In addition, there are certain requirements for the microstructure, grain size, and decarburization layer of the finished steel pipe.

Supply Ability

Supply Ability: 2000 Tons Per Month Per Grade of GB/T5310-2017 Alloy Steel Pipe

Packaging

In Bundles And In Strong Wooden Box

Delivery

7-14 days if in stock, 30-45 days to produce

Payment

30% depsoit, 70% L/C or B/L copy   or  100% L/C at sight

Product Detail

Seamless Steel Tubes For High-Pressure Boilers


GB/T5310-2017


ASME SA-106/SA-106M-2015


ASTMA210(A210M)-2012


ASME SA-213/SA-213M


ASTM A335/A335M-2018


  • Previous:
  • Next:

  • Write your message here and send it to us